The Columbian Exchange:the exchange of diseases, ideas, food crops, and populations between the New World and the Old following the voyage to the Americas by Christopher Columbus in 1492. *Bartolome las Casas:First bishop of Chiapas, in southern Mexico who devoted most of his life to protecting Indian peoples from exploitation. Contingency, Bartolome had a heavy impact on the Indiana people and changed how far they have come. *John Smith: an English adventurer and soldier, and one of the founders of the Jamestown, Virginia, settlement. Contingency, if John Smith did nnot discover Jamestown how would that alter the future historical eventsWahunsenacah:the paramount chief of Tsenacommacah, led the main political and military power facing the early colonists, and was the father of Pocahontas. Calvinism:known as reformed theology, is a movement within orthodox Protestantism that was developed by John Calvin (1509-1564), a French theologian*Puritanism: a member of a group of Protestants that arose in the 16th century within the Church of England, demanding the simplification of doctrine and worship, and greater strictness in religious discipline. Context, puritanism foundation that cannot be changed and you have to understand the concept of it to help further understand other historical events.Mercantilism:economic theory that trade generates wealth and is stimulated by the accumulation ofprofitable balances, which a government should encourage by means of protectionism. *Navigation Acts:a series of laws that restricted the use of foreign ships for trade between Britain and its colonies. They began in 1651 and ended 200 years later. Contingency, the navigation acts contributed to the push of the colonies to start the American Revolution.